<template>
<div class="icons">
   <swiper :options="swiperOption">
      <swiper-slide v-for="(page,index) of pages" :key=index>
        <div class="icon" v-for="item of page" :key="item.id">
           <div class="icon-img">
             <img :src="item.imgUrl" class="icon-img-content"/>      
           </div>
           <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>      
   </swiper>  
</div>
</template>
<script>
export default {
  name:'homeIcons',
  props:{
    list:Array
  },
  data () {
      return {
        swiperOption: {
            autoplay:false
        }
      }
  },
  computed:{
    pages () {
      const pages = []
      this.list.forEach((item,index) =>{
        const page = Math.floor(index / 8)
        if(!pages[page]){
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>
<style lang="stylus" scoped>
   @import '~@/assets/styles/varibles.styl'
   @import '~@/assets/styles/mixins.styl'
   .icons >>> .swiper-container
     height:0
     overflow:hidden
     padding-bottom:50%  
   .icons
      margin-top:.1rem       
      .icon
        position:relative
        overflow: hidden
        float:left
        width:25%
        height:0
        padding-bottom:25%
        .icon-img
         position:absolute
         top:0
         left:0
         right:0
         bottom:.56rem
         box-sizing:border-box
         padding:.1rem      
         .icon-img-content
           display:block
           margin:0 auto
           height:100%
        .icon-desc
          position:absolute
          left:0
          right:0
          bottom:0
          height:.44rem
          line-height:.44rem
          text-align:center
          color:$darkTextColor
          ellipsis()
</style>
